120216555143 has 4 divisors (see below), whose sum is σ = 120219923808. Its totient is φ = 120213186480.

The previous prime is 120216555097. The next prime is 120216555161. The reversal of 120216555143 is 341555612021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120216555143 - 2¹² = 120216551047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120216552143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1630223 + ... + 1702368.

It is an arithmetic number, because the mean of its divisors is an integer number (30054980952).

Almost surely, 2^120216555143 is an apocalyptic number.

120216555143 is a deficient number, since it is larger than the sum of its proper divisors (3368665).

120216555143 is an equidigital number, since it uses as much as digits as its factorization.

120216555143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3368664.

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 120216555143 in words is "one hundred twenty billion, two hundred sixteen million, five hundred fifty-five thousand, one hundred forty-three".